Home / 159,438,753.54-239,158,133.64-38,270,205.54

Finding the Fourth Proportional to 159,438,753.54, 239,158,133.64 and 38,270,205.54

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Solution

The fourth proportional to 159,438,753.54, 239,158,133.64 and 38,270,205.54 is: 57,405,309.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,438,753.54 : 239,158,133.64 = 38,270,205.54 : x
  2. Step 2: Convert to fraction form
    159,438,753.54/239,158,133.64 = 38,270,205.54/x
  3. Step 3: Cross multiply
    159,438,753.54x = 239,158,133.64 × 38,270,205.54
  4. Step 4: Simplify right side
    159,438,753.54x = 9,152,630,930,965,588
  5. Step 5: Solve for x
    x = 9,152,630,930,965,588/159,438,753.54
  6. Step 6: Final answer
    x = 57,405,309.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.